Martin Roller Chain Sprocket, Hardened Teeth, Bored-to-Size, Type B Hub, Single Strand, 40 Chain Size, 0.5" Pitch, 11 Teeth, 0.5" Bore Dia., 2.003" OD, 1.375" Hub Dia., 0.284" Width




Key features
- •For use with series 40 chain, 1/2" pitch for driver or driven sprocket applications
- •Type BS sprocket with hardened teeth, two setscrews, and a keyway offers a stable and secure attachment to the shaft
- •Shaft diameter size from 1/2 to 1-1/2" for a variety of applications
- •Varying numbers of teeth, hub sizes, and stock bore sizes offer application flexibility
- •High carbon steel for strength and durability
Martin Roller Chain Sprocket, Hardened Teeth, Bored-to-Size, Type B Hub, Single Strand, 40 Chain Size, 0.5" Pitch, 11 Teeth, 0.5" Bore Dia., 2.003" OD, 1.375" Hub Dia., 0.284" Width
List Price: $69.67$62.70DEALYou Save: $6.97 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (3)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection







